Finding the Fourth Proportional to 3,932,100.77, 5,425,202.49 and 2,536,071.68
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Solution
The fourth proportional to 3,932,100.77, 5,425,202.49 and 2,536,071.68 is: 3,499,071.66
Step by Step Solution
- Step 1: Write the proportion equation
3,932,100.77 : 5,425,202.49 = 2,536,071.68 : x - Step 2: Convert to fraction form
3,932,100.77/5,425,202.49 = 2,536,071.68/x - Step 3: Cross multiply
3,932,100.77x = 5,425,202.49 × 2,536,071.68 - Step 4: Simplify right side
3,932,100.77x = 13,758,702,366,028.47 - Step 5: Solve for x
x = 13,758,702,366,028.47/3,932,100.77 - Step 6: Final answer
x = 3,499,071.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.